package com.zengqingfa.juc.n4;

/**
 * @fileName: Test2
 * @author: zengqf3
 * @date: 2021-6-9 8:40
 * @description:
 */
public class Test2 {

    static int count = 0;

    public void add() {
        count++;
    }

    public void sub() {
        count--;
    }
}
